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Service bulletin 9778

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id51915
Published by NHTSA1997-07-17
Manufacturer's number9778
Manufacturer's date1997-03-31
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS

NHTSA's summary

HEADLAMP- HEADLAMP HOUSING MELTS- AMBULANCE AND EMERGENCY VEHICLES ONLY. *JD

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Lighting, Headlights

Vehicles listed
FORD BRONCO1992, 1993, 1994, 1995, 1996
FORD F SUPER DUTY1992, 1993, 1994, 1995, 1996, 1997
FORD F-1501992, 1993, 1994, 1995, 1996
FORD F-2501992, 1993, 1994, 1995, 1996, 1997
FORD F-3501992, 1993, 1994, 1995, 1996, 1997

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
166972003-07-28. Service bulletin. EXHAUST AIR RUSH NOISE AND LOWER POWER. *TT *JB